Driver Seat Belt Pretensioner Circuit Resistance Too Low
The B0214 code means the vehicle's onboard diagnostic system has detected: Driver Seat Belt Pretensioner Circuit Resistance Too Low. This is a critical severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- hard
- Estimated cost
- $200 - $750 (parts and labor)
Basic scanners skip body codes entirely. BlueDriver reads airbag, HVAC, lighting, and BCM codes through your phone.
Check Price on AmazonAffiliate link -- we earn a commission at no extra cost to you.
Common Symptoms
- Airbag warning light active
- SRS fault code stored
- Pretensioner system error
- Restraint malfunction warning
Probable Causes (Ranked by Likelihood)
- Short circuit in pretensioner wiring Very High
- Damaged pretensioner connector High
- Water intrusion in SRS circuit Moderate
- Faulty airbag control module Low
Step-by-Step Diagnostic Procedure
-
Measure pretensioner squib resistance
-
Inspect wiring for shorts or chafing
-
Check for water damage under seat
-
Test airbag module outputs
Frequently Asked Questions
What does low resistance mean?
It suggests a partial short circuit, which could affect proper pretensioner deployment.
Is there a risk of accidental deployment?
Modern SRS systems have safeguards, but have it inspected promptly.
Can aftermarket seat covers cause this?
Yes, poorly installed covers can pinch or damage SRS wiring under the seat.
Sources
This page is built from documented references. Verify against your own service info before repair work.
Explore More
Was this helpful?
Share carcodefinder.com with a friend who needs to decode their check engine light.